TPW2 - Character Modifier

30129CC8 00xx (1P)
30129D3C 00xx (2P)
30129DB0 00xx (3P - battle royal only)
30129E24 00xx (4P - battle royal only)

00: Geki Oshu (Riki Choshu) / NJPW
01: Great Nitro (Great Nita) / FMW (this was Onita's Great Muta parody gimmick)
02: Hyper Fuma (Great Sasuke) / Michinoku Pro
03: Tornado Ozawa (Naoya Ogawa) / NJPW
04: Toshio Kandagawa (Toshiaki Kawada) / AJPW/NOAH
05: Anki Gishin (Kendo Kashin) / NJPW
06: Mambo Kamota (Jumbo Tsuruta) / AJPW
07: Masamitsu Nagano (Masahiro Chono) / NJPW
08: Kinya Arimoto (Shinya Hashimoto) / NJPW
09: Musashi (Hayabusa) / FMW
0A: Tatsuo Saginami (Tatsumi Fujinami) / NJPW
0B: Byakudo Fubuki (Kodo Fuyuki) / FMW
0C: Kentaro Ohashi (Kenta Kobashi) / AJPW/NOAH
0D: Raitaro Ganryu (Genichiro Tenryu) / WAR
0E: Kaiser (Vader) / AJPW/NOAH
0F: Saxon Kuraishi (Rickson Gracie) / PRIDE
10: Titan Bumper (Stan Hansen) / AJPW
11: Jaba Combo (Aja Kong) / AJW/Arison
12: Kyoko Tawara (Ryoko Tamura) / Judoka
13: Bomber Iguchi (Kyoko Inoue) / AJW
14: Adios Inaba (Antonio Inoki) / NJPW (unlocked at fourth completion of CR)
15: Takashi Niwato (Atsushi Onita) / FMW (unlocked at fifth completion of CR)
16: Blade Takeda (The Great Muta) / NJPW/AJPW (unlocked at third completion of CR)
17: Harumitsu Tanzawa (Mitsuharu Misawa) / AJPW/NOAH (unlocked at second completion of CR)
18: Mana Tomita (Manami Toyota) / AJW (unlocked at first completion of CR)

Credits to RagDas at Legends of Modding forums for name translations and unlock conditions.